Architecture

A concise view of the Vision RAG template and its main data flows.

--- config: theme: default layout: elk look: neo --- flowchart TB subgraph Services["Services"] QS["QdrantService - clients/qdrant.py"] MINIO["MinioService - clients/minio.py"] COL["ColPali Client - clients/colpali.py"] OAI["OpenAI Client - clients/openai.py"] end subgraph External["External"] QD[("Qdrant")] MN[("MinIO")] CQ[("ColPali")] OA[("OpenAI")] end U["User Browser"] <--> UI["Gradio UI - local_app.py/ui.py"] UI --> API["FastAPI - api/app.py (routers)"] UI -- Upload PDFs --> API API -- "PDF -> page images" --> QS QS -- store images --> MINIO MINIO --> MN QS -- embed images --> COL COL --> CQ & CQ QS -- upsert vectors --> QD UI -- Ask --> API API --> QS & UI QS -- embed query --> COL QS <-- multivector search --> QD QS -- fetch images --> MINIO QS -- page images + metadata --> API API -- text + images --> OAI OAI --> OA OAI -- stream reply --> API

Notes